Finding the Fourth Proportional to 31,760.96, 43,831.88 and 17,613.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,760.96 : 43,831.88 = 17,613.50 : x
2. Step 2: Convert to fraction form
   31,760.96/43,831.88 = 17,613.50/x
3. Step 3: Cross multiply
   31,760.96x = 43,831.88 × 17,613.50
4. Step 4: Simplify right side
   31,760.96x = 772,032,511.15
5. Step 5: Solve for x
   x = 772,032,511.15/31,760.96
6. Step 6: Final answer
   x = 24,307.60